The city emblem was adopted on Feb 27th 2006 but there is no flag law.
The white flag has a blue, a green and a red three color city emblem in the center. The city emblem is a stylized K of Koshi.
The red circle symbolizes the citizenís passion to the city administration.
It represents a promising industry and the regional settlement core city and the city development by collaboration with the people and the nature.
Nozomi Kariyasu, 03 December 2014